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Quantum Physics Sep 25, 2025

A new twist on Heisenberg's uncertainty principle can sharpen quantum sensors

For almost a century, Heisenberg's uncertainty principle has stood as one of the defining ideas of quantum physics: a particle's position and momentum cannot be known at the same time with absolute precision. The more you ...

Biochemistry Sep 11, 2025

Newly developed organic compounds can serve as highly sensitive oxygen sensors

Researchers at Kaunas University of Technology (KTU), Lithuania, have developed new organic compounds that act as highly sensitive oxygen sensors. These sensors can accurately detect even the slightest amounts of oxygen in ...

Analytical Chemistry Sep 9, 2025

Flow-powered pollution sensor detects toxic amines in water

With pollution levels rising, the need to quickly check water quality has become more urgent than ever. Traditional monitoring systems often rely on expensive bulky equipment with operational difficulty, making them impractical ...

Biochemistry Sep 4, 2025

Sugar-based stabilizer keeps sweat sensors working under acidic conditions

The composition of sweat makes it a valuable diagnostic fluid. While it is mostly water, the small fraction containing electrolytes, metabolic byproducts, and chemical traces can reveal important information about a person's ...

Earth Sciences Sep 3, 2025

Sensors reveal surprising drop in methane emissions after flooding in coastal wetlands

University of Toledo environmental researchers trooped through the woods and wetlands of the Ottawa National Wildlife Refuge for a week in early June. Their mission? To outfit an approximately 16-acre site with nearly 300 ...

Optics & Photonics Aug 18, 2025

Engineers create new class of quantum sensors to detect faint molecular vibrations 

A team of Johns Hopkins engineers has developed a new, more powerful method to observe molecular vibrations, an advance that could have far-reaching implications for early disease detection.

Environment Aug 18, 2025

New sensors designed to predict flooding in Chicago

A new initiative recently launched in Chicago is striving to predict urban flooding. Verizon, in conjunction with Chicago's Center for Neighborhood Technology and a Michigan-based startup, is equipping the city with technology ...

Earth Sciences Aug 15, 2025

Sensor data sheds light on powerful lightning within clouds

A research team at Los Alamos National Laboratory recently found that the strength difference between two very high-frequency radio pulses in lightning is closely related to the altitude of the lightning in the cloud—a finding ...

Biotechnology Aug 14, 2025

Agricultural sensor detects crops by their vibrations, offering an alternative approach for farm robots

Farmers might be able to get help tending and harvesting crops using a new sensing technology from Carnegie Mellon University's Robotics Institute (RI). Researchers have invented a tool called SonicBoom that can find crops ...

Analytical Chemistry Aug 7, 2025

Simple color-changing sensor quickly identifies poisonous gases

Not all poisonous gases have a smell or a color. But a tiny grid of pastel- and candy-colored squares that effectively "sniffs" out hazardous chemicals in the air such as chlorosarin—a highly toxic nerve agent—could help ...

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